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Lenovo L490/L590 NM-B931 schematic

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    Lenovo L490/L590 NM-B931 schematic

    Hi, seeking schematics for Lenovo L490/L590 schematics, boardview or JTAG points for SMSC SIO chip.
    Compal FL490/FL590 NM-B931 Rev 1.0(0.3)
    Thank you

    #2
    Re: Lenovo L490/L590 NM-B931 schematic

    The SIO is IT8227E not MEC16xx, my bad

    Comment


      #3
      Re: Lenovo L490/L590 NM-B931 schematic

      Originally posted by zibbo View Post
      hi, seeking schematics for lenovo l490/l590 schematics, boardview or jtag points for smsc sio chip.
      Compal fl490/fl590 nm-b931 rev 1.0(0.3)
      thank you
      i found this pdf
      Attached Files
      Last edited by SMDFlea; 11-27-2021, 10:06 AM.

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        #4
        Re: Lenovo L490/L590 NM-B931 schematic

        Originally posted by ghandisolutionlaptop View Post
        i found this pdf
        Thank you!

        Comment


          #5
          Re: Lenovo L490/L590 NM-B931 schematic

          Originally posted by ghandisolutionlaptop View Post
          i found this pdf
          Thanks a lot

          Comment


            #6
            Re: Lenovo L490/L590 NM-B931 schematic

            Thanks!

            Comment


              #7
              Re: Lenovo L490/L590 NM-B931 schematic

              Boardview
              Attached Files

              Comment


                #8
                Re: Lenovo L490/L590 NM-B931 schematic

                Originally posted by AL._.EX View Post
                Boardview
                Thank you

                Comment


                  #9
                  Re: Lenovo L490/L590 NM-B931 schematic

                  hi all i have the same board but i dont know hot to identify the spi chip

                  Comment


                    #10
                    Re: Lenovo L490/L590 NM-B931 schematic

                    U0901/U0902 - 32MB (256Mb) 200MIL SOIC8
                    MACRONIX MX25L25673GM2I-08G
                    MACRONIX MX25L25673GM2I-10G
                    32MB (256Mb) 8x6mm WSON8 (Optional)
                    WINBOND W25Q256JVEIQ (9 page)

                    U4502 - W25Q80DVSSIG_SO8 (45 page)

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                      #11
                      Re: Lenovo L490/L590 NM-B931 schematic

                      Thanks!

                      Comment

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